(;FF[4]
CA[UTF-8]
GM[1]
DT[2020-06-30]
GN[Tournament Game: Through the Years: Long Correspondence (59567) R:1 (gravereng vs bakogo)]
PC[https://online-go.com/review/511304]
PB[bakogo]
PW[gravereng]
BR[13k]
WR[12k]
TM[2419200]OT[604800 fischer]
RE[B+R]
SZ[19]
KM[6.5]
RU[Japanese]

;B[qd]
;W[qp]
;B[ec]
;W[dq]
;B[co]
;W[gq]
;B[ep]
;W[eq]
;B[fp]
;W[fq]
;B[gp]
;W[dd]
;B[ed]
;W[de]
;B[ic]
;W[dj]
;B[cl]
;W[dl]
;B[ck]
;W[nd]
;B[qg]
;W[jd]
;B[oq]LB[pn:A]LB[po:B]LB[mp:C]MA[op]LB[pq:D]C[examples, A common but maybe not the best, B oldie but a goodie, C not my cup of tea but i see this a lot, D don't do this, X has some info as well]
(;W[op]C[The attach here is very situational, and i would not use it in this case hit forward]
;B[pp]LB[po:A]MA[pq]C[Because of this cut you will usually end up with a weekend position but you can do something with this, use the atari at a instead. x is the first big blunder this game i have no comments on that click a]
(;W[pq]
;B[po]
;W[or]
;B[nq]
;W[qr]
;B[qo]
;W[no]
;B[rp]
;W[rq]
;B[qq]
;W[pr]
;B[rr]
;W[qp]
;B[sq]
;W[qq]
;B[ro]
;W[nr]
;B[mq]
;W[mr]
;B[lq]
;W[rs]
;B[sr]
;W[lo]
;B[lr]
;W[ls]
;B[ks]
;W[hp]
;B[ho]
;W[ip]
;B[iq]
;W[hq]
;B[ir]
;W[jo]
;B[ns]
;W[jq]
;B[kr]
;W[hr]
;B[os]
;W[jr]
;B[kp]
;W[ko]
;B[oo]
;W[np]
;B[nn]
;W[mp]
;B[lp]
;W[js]
;B[mo]
;W[km]
;B[io]
;W[cp]
;B[do]
;W[bo]
;B[bn]
;W[bq]
;B[dm]
;W[pj]
;B[ok]
;W[ph]
;B[pg]
;W[og]
;B[oh]
;W[oi]
;B[nh]
;W[of]
;B[oc]
;W[ne]
;B[ni]
;W[pe]
;B[qe]
;W[oj]
;B[nj]
;W[qh]
;B[rh]
;W[ri]
;B[qi]
;W[pi]
;B[qj]
;W[rg]
;B[pk]
;W[mf]
;B[lg]
;W[lf]
;B[kg]
;W[ee]
;B[cb]
;W[dc]
;B[db]
;W[cc]
;B[el]
;W[dk]
;B[hl]
;W[dg]
;B[bi]
;W[cj]
;B[bj]
;W[bg]
;B[jp]
;W[jf]
;B[ih]
;W[kl]
;B[ln]
;W[kn]
;B[kj]
;W[kk]
;B[ij]
;W[ik]
;B[hk]
;W[jj]
;B[ji]
;W[jk]
;B[mk]
;W[hj]
;B[ii]
;W[hi]
;B[im]
;W[in]
;B[hn]
;W[jn]
;B[gm]
;W[hg]
;B[gj]
;W[hh]
;B[ig]
;W[if]
;B[id]
;W[je]
;B[kc]
;W[jc]
;B[jb]
;W[jg]
;B[ki]
)(;W[po]C[Atari from here to get a better result]
;B[pq]
;W[qq]LB[qo:A]LB[qr:B]C[This also lets black choose your shape but see the difference from the Atari underneath i prefer to continue a to get the double atari as black]
(;B[qo]C[hit forward]
;W[qn]
;B[oo]
;W[ro]
;B[np]
;W[on]
;B[nn]MA[jq]C[By this point you have much more much easier, you had to give up a stone and may need to follow up to reduce black right away x has follow ups]
;W[jq]
;B[lq]
;W[lp]
(;B[mp]
;W[kp]
;B[lo]
;W[ko]
;B[ln]
;W[kn]
;B[om]
;W[pn]
;B[nm]
;W[ql]
)(;B[kp]
;W[lo]
))(;B[qr]
;W[qn]
;B[ro]C[This is looking for the double Atari from before and adds some endgame]
;W[qo]
;B[np]
;W[oo]
;B[no]
)))(;W[mp]C[This is a common pincer I see instead of attach]
;B[po]C[I'm not a fan of the pincer because AI has shown us we can make a good position as black still with this press]
;W[pp]
;B[op]
;W[oo]
;B[qo]
;W[ro]
;B[rn]
;W[rp]
;B[no]
;W[on]
;B[pm]C[complicated result that the AI thinks is even but I like white here]
)(;W[pn]C[This move is preferred by me to stop the press but blacks follow up works both groups]
;B[kp]TR[gp]C[The connection to triangle is not good for white]
;W[jq]
;B[jp]
;W[ip]
;B[kq]C[Can still block that connection but it costs setting black off
]
;W[iq]
)(;W[po]C[This old move is becoming popular again]
;B[kp]
;W[np]C[The press here is such a nice trade of territory for influence most of the time]
;B[nq]
;W[mp]
;B[lq]
;W[jq]
;B[jp]
;W[ip]TR[gp]C[Blocks that connection more than the knights enclosure]
)(;W[pq]
;B[op]
;W[qn]
;B[kp]C[not very efficient for this board position but possible]
))